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參數(shù)資料
| 型號： | MB3881 |
| 廠商： | Fujitsu Limited |
| 英文描述： | 8-ch DC/DC Converter IC with Synchronous Rectifier for Voltage Step-up and Step-down |
| 中文描述： | 8通道DC / DC變換器的同步整流集成電路的電壓升壓和降壓 |
| 文件頁數(shù)： | 15/40頁 |
| 文件大小： | 509K |
| 代理商： | MB3881 |
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MB3881
15
(Continued)
(Continued)
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
00
Triangular wave oscillator frequency f
OSC
(kHz)
100 200 300 400 500 600 700 800 900 1000
Ta
=
+
25
°
C
VCC
=
9 V CT
=
100 pF
Upper
VCC
=
9 V
RT
=
11 k
CT
=
100 pF
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
40
20
0
20
40
60
80
100
10000
1000
100
101
10
100
1000
10000
Ta
=
+
25
°
C
VCC
=
9 V
RT
=
6.8 k
RT
=
11 k
RT
=
51 k
10000
1000
100
10
Ta
=
+
25
°
C
VCC
=
9 V
1 k
10 k
100 k
CT
=
47 pF
CT
=
100 pF
CT
=
220 pF
CT
=
470 pF
CT
=
680 pF
560
540
520
500
480
460
440
40
20
Ambient temperature Ta (
°
C)
0
20
40
60
80
100
VCC
=
9 V
CTL
1
=
CTL
2
=
CTL
3
=
CTL
4
=
5 V
RT
=
11 k
CT
=
100 pF
1000
800
600
400
200
0
40
20
Ambient temperature Ta (
°
C)
0
20
40
60
80
100
Triangular wave upper and lower limit voltage
vs.triangular wave oscillator frequency
Triangular wave upper and lower limit voltage
vs. ambient temperature
T
l
C
T
l
C
Ambient temperature Ta (
°
C)
Triangular wave oscillator frequency
vs. timing capacitor
T
f
f
O
Timing capacitor C
T
(pF)
Triangular wave oscillator frequency
vs. timing resistor
Timing resistor R
T
(
)
Triangular wave oscillator frequency
vs. ambient temperature
Power dissipation vs. ambient temperature
P
D
Lower
T
f
O
T
f
O
Upper
Lower
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MB3881PFF | 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:8-ch DC/DC Converter IC with Synchronous Rectifier for Voltage Step-up and Step-down |
| MB3881PFF-G-BND-E1 | 制造商:Fujitsu 功能描述:u[Xg/tCobN/obN/] 8 1.8V to 13V 64LQFP Tray |
| MB3881PMC2-G-BNDE1 | 制造商:Fujitsu 功能描述:Bulk |
| MB3882 | 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:2-channel DC/DC Converter IC with Synchronous Rectifier |
| MB3882PFV | 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:2-channel DC/DC Converter IC with Synchronous Rectifier |
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